Patent · US Expired

Steroid monohydrates, formulations containing same and method

US4391755A · kind A · utility

10Cited by
1References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 18, 1982
Grant dateJul 5, 1983
Priority date
Expiry dateJan 18, 2002

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P17/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A monohydrate of a steroid having the structure ##STR1## and the 1,2-dehydro derivatives thereof, is provided which monohydrate is in the form of a particulate material having a stable average particle size of less than about 20 microns. Cream and lotion formulations containing the steroid monohydrate and a method for forming the monohydrate are also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.